ML4644
ABSOLUTE MAXIMUM RATINGS
Absolute maximum ratings are limits beyond which the
life of the integrated circuit may be impaired. All voltages
unless otherwise specified are measured with respect to
ground.
Power Supply Voltage Range V
CC
. . . GND –0.3 to +6.0V
Input Current RRSET, All LED Driver Pins . . . . . . . 60mA
Junction Temperature . . . . . . . . . . . . . . . . . . . . . . 150°C
Storage Temperature . . . . . . . . . . . . . . . . –65°C to 150°C
Lead Temperature (Soldering 10 seconds) . . . . . . . 260°C
Thermal Resistance (q
JA
) . . . . . . . . . . . . . . . . . . . 44°C/W
OPERATING CONDITIONS
Supply Voltage (V
CC
) . . . . . . . . . . . . . . . . . . . 5V ± 10%
RRSET . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61.9k�½ ± 1%
ELECTRICAL CHARACTERISTICS
Unless otherwise specified T
A
= 0°C to 70°C, V
CC
= 5V ± 10%. (Notes 1, 2)
PARAMETER
Power Supply Current I
CC
(Note 3)
LED Drivers: V
OL
Transmit Squelch Voltage Level (Tx+, Tx–)
Differential Output Voltage
Common Mode Output Voltage
Differential Output Voltage Imbalance
Loopback Enable
Note 1:
Note 2:
Note 3:
CONDITIONS
V
CC
= 5V
R
L
=510�½ (Note 4)
MIN
50
TYP.
150
MAX
190
0.8
UNITS
mA
V
mV
mV
V
–300
±550
–250
–200
±1200
4.0
2
REC
tied low
±40
0.3
mV
V
Limits are guaranteed by 100% testing , sampling, or correlation with worst-case test conditions.
Low Duty cycle pulse testing is performed at T
A
.
This does not include the current from the AUI pull down resistors or the LED output pins.
4
MICRO-LINEAR [ MICRO LINEAR CORPORATION ]
